Vote for your favorite mineral in #MinCup26! - Quartz vs. Asagiite
It's a classic vs a newbie as the most common named mineral in the crust Quartz is up against an exceedingly-rare sea foam-green mineral discovered just a few years ago Asagiite.
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Heulandite Subgroup from
Østland, Kragerø, Telemark, Norway


Locality type:Road Cutting
Classification
Species:'Heulandite Subgroup' (not an IMA approved species)
Formula:(Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O
Habit:tabular, 1mm large
Colour:colourless
Abundance at site:Rare
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Heulandite Subgroup data
Locality Data:Click here to view Østland, Kragerø, Telemark, Norway
Data Identifiers
Mindat Occurrence Record ID:480212
Long-form Identifier:1:3:480212:9
GUID (UUID V4):0
Nearest other occurrences of Heulandite Subgroup
1.8km (1.1 miles) ⓘValberg Quarry, Valberg, Kragerø, Telemark, Norway
21.8km (13.5 miles) ⓘRavneberget Quarry, Søndeled, Risør, Agder, Norway
25.4km (15.8 miles) ⓘMoland Industrial Site, Akland, Risør, Agder, Norway
31.9km (19.8 miles) ⓘA/S Granit Quarry, Tuften, Tvedalen, Larvik Commune, Vestfold, Norway
32.7km (20.3 miles) ⓘØstskogen Quarry, Tvedalen, Larvik Commune, Vestfold, Norway
34.7km (21.5 miles) ⓘThorstein Quarry, Brunlanes, Larvik Commune, Vestfold, Norway
38.6km (24.0 miles) ⓘMidtfjellet Quarry, Malerød, Larvik Commune, Vestfold, Norway
39.4km (24.5 miles) ⓘResidental Lot along RV 301, Stavern (Fredriksvärn), Larvik Commune, Vestfold, Norway
49.0km (30.4 miles) ⓘKlåstad Quarry, Klåstad, Tjølling, Larvik Commune, Vestfold, Norway
49.3km (30.6 miles) ⓘSkallist Quarry, Klåstad, Tjølling, Larvik Commune, Vestfold, Norway
References
Sæbø, Per Chr. , Reitan, P.H. (1959) An occurence of zeolites at Kragerø, southern Norway, in Årbok 1958. Norges Geologiske Undersøkelse 205, 174-180
 
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